<template>
  <div class="wrapper">
    <img
      class="wrapper__img"
      src="http://www.dell-lee.com/imgs/vue3/user.png"
    />
    <div class="wrapper__input">
      <input
        class="wrapper__input__content"
        v-model="username"
        placeholder="请输入用户名"
      />
    </div>
    <div class="wrapper__input">
      <input
        class="wrapper__input__content"
        v-model="password"
        placeholder="请输入密码"
      />
    </div>
    <div class="wrapper__login-button" @click="handleLogin">登陆</div>
    <div class="wrapper__login-link" @click="handleRegisterClick">立即注册</div>
    <!-- <router-link :to='{name:"Register"}'>
      <div class="wrapper__login-link">立即注册</div>
    </router-link> -->
    <toast v-if="show" :message="toastMessage"/>
  </div>
</template>

<script>
import { useRouter } from 'vue-router'
import { reactive, toRefs } from 'vue'
// const request = require('../../utils/request.js')
import { post } from '../../utils/request'
import Toast, { useToastEffect } from '../../components/Toast.vue'

// 处理登录逻辑
const useLoginEffect = (showToast) => {
  const router = useRouter()
  const data = reactive({ username: '', password: '' })
  const handleLogin = async () => {
    const result = await post('/api/user/login', {
      username: data.username,
      password: data.password
    })
    if (result.code === '200' && data.username === '123') {
      // 登录成功后路由跳转到主页
      // router.push('/')
      localStorage.isLogin = true
      router.push({ name: 'Home' })
    } else {
      showToast('登录失败')
      // alert('fail')
    }
  }
  const { username, password } = toRefs(data)
  return { username, password, handleLogin }
}

// 处理注册跳转
const useRegisterEffect = () => {
  const router = useRouter()
  const handleRegisterClick = () => {
    router.push({ name: 'Register' })
  }
  return { handleRegisterClick }
}

export default {
  components: { Toast },
  name: 'Login',
  // 职责就是告诉你，代码执行的一个流程
  setup () {
    const { show, toastMessage, showToast } = useToastEffect()
    const { username, password, handleLogin } = useLoginEffect(showToast)

    const { handleRegisterClick } = useRegisterEffect()

    return { handleLogin, handleRegisterClick, username, password, show, toastMessage }
  }
}
</script>

<style lang="scss" scoped>
@import "../../style/viriables.scss";
.wrapper {
  position: absolute;
  top: 50%;
  right: 0;
  left: 0;
  transform: translateY(-50%);
  &__img {
    display: block;
    margin: 0 auto 0.4rem auto;
    width: 0.66rem;
    height: 0.66rem;
  }
  &__input {
    height: 0.48rem;
    margin: 0 0.4rem 0.16rem 0.4rem;
    padding: 0 0.16rem;
    background: #f9f9f9;
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 6px;
    border-radius: 6px;
    &__content {
      line-height: 0.48rem;
      border: none;
      outline: none;
      width: 100%;
      background: none;
      font-size: 0.16rem;
      color: $content-notice-fontcolor;
      &::placeholder {
        color: $content-notice-fontcolor;
      }
    }
  }
  &__login-button {
    margin: 0.32rem 0.4rem 0.16rem 0.4rem;
    line-height: 0.48rem;
    background: #0091ff;
    box-shadow: 0 0.04rem 0.08rem 0 rgba(0, 145, 255, 0.32);
    border-radius: 0.04rem;
    border-radius: 0.04rem;
    color: #fff;
    font-size: 0.16rem;
    text-align: center;
  }
  &__login-link {
    text-align: center;
    font-size: 0.14rem;
    color: $content-notice-fontcolor;
  }
}
</style>
